Extech EN300 5-In-1 Environmental Meter Features:

• The EN300 measures Temperature, Humidity, Air Velocity, Light, and Sound.
• Durable 5-in-1 environmental metre with tripod attachment and RS-232 PC interface.
• Large dual LCD display of Temperature and Air Velocity or Relative Humidity simultaneously.
• Depending on the Hygro-Thermometer or Light-Sound Mode, the display’s characters change orientation.
• Data Hold, Min/Max, Auto-off, Low Battery/Overrange indicator.
• Built-in low-friction vane wheel enhances the accuracy of measuring air velocity in feet per minute, miles per hour, metres per second, kilometres per hour, and knots.
• Precision thin-film capacitance humidity sensor integrated for rapid response. Built-in thermistor for measuring ambient temperature.
• The Type K input measures temperature up to 2372 degrees Fahrenheit (1300 degrees Celsius).
• Utilises a precise photo diode and correction filter for measuring Cosine and color-corrected light.
• The measurement of sound level conforms to IEC 61672 class 2 using A frequency weighting and rapid response.
• Complete with probe, satchel, and six 1.5V AAA batteries.